Is CVE-2020-29074 in the CISA KEV catalog?

No. CVE-2020-29074 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-29074?

CVE-2020-29074 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2020-29074?

CVE-2020-29074 has an EPSS score of 1.72% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-29074?

Upgrade x11vnc on debian 11 to 0.9.16-5 or later.

CVE & CISA-KEV Catalog

CVE-2020-29074

HIGHEPSS 75th pctl

8.8

CVSS v3

NVD

Description

scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows access by actors other than the current user.

CWE-732Incorrect Permission Assignment for Critical Resource

How to fix

Remediation Available

x11vncDebian

Fixed in:0.9.16-5CVE-2020-29074

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.72%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory2

Other references3

Related Vulnerabilities

Other CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2011-3923	Critical	9.8	89%	-	Fix
CVE-2018-15379	Critical	9.8	86%	-	-
CVE-2018-1000207	High	7.2	64%	-	-
CVE-2023-32986	High	8.8	63%	-	-
CVE-2021-44521	Critical	9.1	55%	-	Fix
CVE-2018-13374	Medium	4.3	38%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.